hydro whirlpool massage 4 meter swimspa with pop-up tvOur JOYSPA JY8603 is a one -piece miniature pool&comma; made of fiberglass-reniforced acrylic&period; it produces a resistant current that can be set to varying strengths&comma; depending on the fitness level of the person using the pool&period; it also includes an swim-in-place harness for swimming or to provide resistance during exercise&period; for swimming &comma; water aerobics&comma; jogging or even walking&comma; you can use ouor JOYSPA JY8603&period; you really can enjoy the best of both worlds-the ultimate in water-based fitness and relaxation&period; and with its small size&comma; our swim spa is easier to maintain and more affordable than a traditional pool&period;----------------------manufacturing Shop & Production Process ------------------------